Collection Contents: 7 Vols. of 35 mm slides, color and b/w photographs, tracings, sketches, sketch maps, site reports, site records and related materials produced during field methods classes taught by J. Van Tilburg during 1991-3. Sites include CA-RIV-995 and CA-RIV-114 Mott Rimrock Ranch; CA-RIV-714 Tom Mills Site; CA-RIV-989 Double Butte; CA-RIV-333 Walker Ranch; CA-RIV-061 Mockingbird Canyon, and CA-RIV-3645.

See also data collected by C. W. Meighan, 1988 and his UCLA Extension classes during work at Mott Rimrock Ranch; see also Corr File (JVT/Meighan), Library files.